ES3014586T3 - Method and apparatus for offset in video filtering - Google Patents

Method and apparatus for offset in video filtering Download PDF

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Publication number
ES3014586T3
ES3014586T3 ES21876146T ES21876146T ES3014586T3 ES 3014586 T3 ES3014586 T3 ES 3014586T3 ES 21876146 T ES21876146 T ES 21876146T ES 21876146 T ES21876146 T ES 21876146T ES 3014586 T3 ES3014586 T3 ES 3014586T3
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Spain
Prior art keywords
sample
video
samples
chroma
color component
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Active
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ES21876146T
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English (en)
Spanish (es)
Inventor
Yixin Du
Xin Zhao
Shan Liu
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Tencent America LLC
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Tencent America LLC
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Publication of ES3014586T3 publication Critical patent/ES3014586T3/es
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
ES21876146T 2020-10-01 2021-05-27 Method and apparatus for offset in video filtering Active ES3014586T3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063086548P 2020-10-01 2020-10-01
US202063121081P 2020-12-03 2020-12-03
US17/240,812 US11595644B2 (en) 2020-10-01 2021-04-26 Method and apparatus for offset in video filtering
PCT/US2021/034559 WO2022072002A1 (fr) 2020-10-01 2021-05-27 Procédé et appareil pour un décalage en filtrage vidéo

Publications (1)

Publication Number Publication Date
ES3014586T3 true ES3014586T3 (en) 2025-04-23

Family

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Family Applications (1)

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ES21876146T Active ES3014586T3 (en) 2020-10-01 2021-05-27 Method and apparatus for offset in video filtering

Country Status (7)

Country Link
US (3) US11595644B2 (fr)
EP (2) EP4046380B1 (fr)
JP (1) JP2023512898A (fr)
KR (2) KR20250175013A (fr)
CN (1) CN114747212B (fr)
ES (1) ES3014586T3 (fr)
WO (1) WO2022072002A1 (fr)

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CN115956362A (zh) * 2020-08-20 2023-04-11 北京达佳互联信息技术有限公司 跨分量样点自适应偏移中的色度编码增强
US11595644B2 (en) 2020-10-01 2023-02-28 Tencent America LLC Method and apparatus for offset in video filtering
US11689743B2 (en) * 2020-11-12 2023-06-27 Tencent America LLC Method and apparatus for video coding
WO2022115698A1 (fr) 2020-11-30 2022-06-02 Beijing Dajia Internet Information Technology Co., Ltd. Amélioration du codage par chrominance dans un décalage adaptatif d'échantillon inter-composantes
US11743507B2 (en) * 2020-12-16 2023-08-29 Tencent America LLC Method and apparatus for video filtering
KR20230139811A (ko) * 2021-02-22 2023-10-05 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 교차-성분 샘플 적응적 오프셋에서의 코딩 향상
US11785213B2 (en) 2021-03-12 2023-10-10 Tencent America LLC Method and apparatus for video filtering
KR20230170072A (ko) * 2021-05-26 2023-12-18 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 교차-컴포넌트 샘플 적응적 오프셋에서의 코딩 강화
US20240129461A1 (en) * 2022-10-04 2024-04-18 Tencent America LLC Systems and methods for cross-component sample offset filter information signaling
US12262019B2 (en) 2023-01-13 2025-03-25 Tencent America LLC Adaptive bands for filter offset selection in cross-component sample offset
US20240291975A1 (en) * 2023-02-23 2024-08-29 Tencent America LLC Cross-component sample offset optimization by early termination of optimal filter parameter search
US12388991B2 (en) * 2023-02-27 2025-08-12 Tencent America LLC Feature based cross-component sample offset optimization and signaling improvement
US12425598B2 (en) 2023-08-03 2025-09-23 Tencent America LLC Cross component sample offset filtering with asymmetric quantizer
US20250106392A1 (en) * 2023-09-26 2025-03-27 Tencent America LLC Adaptive wiener filter shape for video and image compression
US12563190B2 (en) * 2023-10-16 2026-02-24 Tencent America, Llc CCSO with adaptive filter unit size

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JP2803506B2 (ja) * 1992-12-25 1998-09-24 三菱電機株式会社 除算器
JP3675111B2 (ja) * 1997-06-12 2005-07-27 ソニー株式会社 ３入力比較器
NO320048B1 (no) 2004-06-14 2005-10-17 Tandberg Telecom As Fremgangsmate for chroma de-blokking
KR101826215B1 (ko) * 2011-06-23 2018-03-22 후아웨이 테크놀러지 컴퍼니 리미티드 오프셋 복호 장치, 오프셋 부호화 장치, 화상 필터 장치 및 데이터 구조
JP2013138395A (ja) * 2011-11-04 2013-07-11 Sharp Corp 画像フィルタ装置、画像復号装置、画像符号化装置、および、データ構造
CN104247422B (zh) 2011-11-07 2018-09-11 华为技术有限公司 用于改进帧内预测的新的角度表的方法和装置
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WO2013102293A1 (fr) 2012-01-04 2013-07-11 Mediatek Singapore Pte. Ltd. Améliorations apportées à une prédiction intra de composantes chromatiques basée sur des pixels luma
WO2013152356A1 (fr) * 2012-04-06 2013-10-10 Motorola Mobility Llc Dispositifs et procédés permettant de signaler des paramètres de décalage adaptatif d'échantillon (sao)
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US10334253B2 (en) * 2013-04-08 2019-06-25 Qualcomm Incorporated Sample adaptive offset scaling based on bit-depth
EP3011744A4 (fr) 2013-07-15 2017-03-01 HFI Innovation Inc. Procédé de traitement de décalage adaptatif d'échantillon pour le codage vidéo
US20150049821A1 (en) * 2013-08-16 2015-02-19 Qualcomm Incorporated In-loop depth map filtering for 3d video coding
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JP6341304B2 (ja) * 2017-02-14 2018-06-13 ソニー株式会社 画像処理装置および方法、プログラム、並びに記録媒体
WO2019026721A1 (fr) * 2017-08-01 2019-02-07 Sharp Kabushiki Kaisha Systèmes et procédés de filtrage de données vidéo reconstruites à l'aide de techniques de filtrage à boucle adaptatif
US10687071B2 (en) 2018-02-05 2020-06-16 Tencent America LLC Method and apparatus for video coding
WO2020211770A1 (fr) * 2019-04-15 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Prédiction temporelle de paramètres dans un filtre à boucle adaptatif non linéaire
EP3984222A4 (fr) * 2020-08-13 2022-10-26 Beijing Dajia Internet Information Technology Co., Ltd. Amélioration du codage par chrominance dans un décalage adaptatif d'échantillon inter-composant
US11595644B2 (en) 2020-10-01 2023-02-28 Tencent America LLC Method and apparatus for offset in video filtering

Also Published As

Publication number Publication date
EP4046380A4 (fr) 2023-01-04
US20250030850A1 (en) 2025-01-23
WO2022072002A1 (fr) 2022-04-07
CN114747212B (zh) 2026-03-24
EP4046380A1 (fr) 2022-08-24
KR20220100069A (ko) 2022-07-14
CN114747212A (zh) 2022-07-12
US20220109832A1 (en) 2022-04-07
KR20250175013A (ko) 2025-12-15
EP4518318A2 (fr) 2025-03-05
US12143579B2 (en) 2024-11-12
EP4518318A3 (fr) 2025-05-14
US20230083933A1 (en) 2023-03-16
EP4046380B1 (fr) 2025-02-12
US11595644B2 (en) 2023-02-28
JP2023512898A (ja) 2023-03-30
KR102899197B1 (ko) 2025-12-10
US12563191B2 (en) 2026-02-24

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